Hot dielectric tensor; waves in hot plasmas, instabilities in velocity space (stimulated emission). Quasilinear diffusion in velocity space due to collisions and wave absorption; radio frequency heating and current drive. Linear mode conversion, the Budden equation.
Drift waves. Non-linear effects; ponderomotive force and three-wave interactions.
When completing the course, the student should be able to
- Describe the main modifications of the response due to hot plasmas
- Characterize the most common waves in a hot plasma
- Describe how to calculate the change in the distribution function due to wave-particle interaction, using quasi-linear theory
- Describe RF-heating and current drive
- Characterize the drift waves
- Describe three-wave interactions
- Describe how the ponderomotive force affects the plasma